Finding the Fourth Proportional to 2,207,943.23, 3,308,534.50 and 1,485,609.43
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Solution
The fourth proportional to 2,207,943.23, 3,308,534.50 and 1,485,609.43 is: 2,226,139.68
Step by Step Solution
- Step 1: Write the proportion equation
2,207,943.23 : 3,308,534.50 = 1,485,609.43 : x - Step 2: Convert to fraction form
2,207,943.23/3,308,534.50 = 1,485,609.43/x - Step 3: Cross multiply
2,207,943.23x = 3,308,534.50 × 1,485,609.43 - Step 4: Simplify right side
2,207,943.23x = 4,915,190,040,378.74 - Step 5: Solve for x
x = 4,915,190,040,378.74/2,207,943.23 - Step 6: Final answer
x = 2,226,139.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.